What does sēmicylindricus mean in Latin?

sēmicylindricus, a adjective, means “semicylindrical”.

How do you pronounce sēmicylindricus?

In classical Latin, [seː.mɪ.kyˈlɪn.drɪ.kʊs]; in ecclesiastical (church) Latin, [se.mi.t͡ʃiˈlin.dri.kus].

Proto-Indo-European *sem- → Proto-Indo-European *sēmi → Latin sēmicylindricus.

adjectivefirst/second-declension adjective

sēmicylindricus (feminine sēmicylindrica, neuter sēmicylindricum)

Classical[seː.mɪ.kyˈlɪn.drɪ.kʊs]Ecclesiastical[se.mi.t͡ʃiˈlin.dri.kus]

adjectivesemicylindrical
JULUS. Pedes numerosi, duplo untrique plures, quam corporis segmenta. Antennæ moniliformes. Palpi duo articulati. Corpus semicylindricum.JULUS. Feet numerous, twice as many on each side as there are body segments. Antennae moniliform. Palpi two-jointed. Body semicylindrical.1761, Nicolaus Poda von Neuhaus, Insecta musei Graecensis, page 16:

singular
form	masculine	feminine	neuter
nominative	sēmicylindricus	sēmicylindrica	sēmicylindricum
genitive	sēmicylindricī	sēmicylindricae	sēmicylindricī
dative	sēmicylindricō	sēmicylindricae	sēmicylindricō
accusative	sēmicylindricum	sēmicylindricam	sēmicylindricum
ablative	sēmicylindricō	sēmicylindricā	sēmicylindricō
vocative	sēmicylindrice	sēmicylindrica	sēmicylindricum

plural
form	masculine	feminine	neuter
nominative	sēmicylindricī	sēmicylindricae	sēmicylindrica
genitive	sēmicylindricōrum	sēmicylindricārum	sēmicylindricōrum
dative	sēmicylindricīs	sēmicylindricīs	sēmicylindricīs
accusative	sēmicylindricōs	sēmicylindricās	sēmicylindrica
ablative	sēmicylindricīs	sēmicylindricīs	sēmicylindricīs
vocative	sēmicylindricī	sēmicylindricae	sēmicylindrica

Latin cylindricus Latin sēmicylindricus From sēmi- + cylindricus.